人教九下英语Unit 13Section A 第2课时(3a～4c)教案

Section A 第2课时（3a~4c）
类别学习重点
重点单词cruel, harmful, industry, law, scientific, afford
重点短语
hear of, cut down, be harmful to, the food chain, at the top of,
take part in, turn off, pay for, take action
重点句式
1. But in fact, around 70 million sharks are caught and traded in this
industry every year.
2. The numbers of some kinds of sharks have fallen by over 90 percent in
the last 20 to 30 years.
3. So far, no scientific studies have shown that shark fins are good for
health, so why eat them?
课
前
预
习
写一写
1.残酷的cruel
2.有害的harmful
3.工业industry
4.法律law
5.科学的scientific
6.买得起afford
译一译
1.听说hear of
2.切掉cut off
3.食物链the food chain
4.对……有害be harmful to
5.在……顶部at the top of
背一背
1.
有些种类的鲨鱼的数量在最近二三十年中下降了百分之九十以上。

The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years.
2.到目前为止，没有科学研究表明鲨鱼的鱼鳍对健康有益，所以为什么吃它们呢？
So far，no scientific studies have shown that shark fins are good for health, so why eat them?
新课导入
Teacher: Have you heard of the shark fin soup? It comes from sharks. People catch the sharks, cut off the fins and throw the sharks back into the ocean. They are cruel and destroying the environment. If you want to learn more about it, let's learn the passage on P99.
活
学活练
1.凯特从树丛中剪下一些花。

Kate cut off some flowers from the bush.
2. The old lady donated all the money she B to the sick boy.
A. has save; saving
B. has saved; save
C .have save; saving D. have saved; save
3.（甘肃白银中考）Many young people took part in A trees on Tree-Planting Day.
A. planting
B. plants
C.to plant
D. plant
布置作业：教师引导学生课后完成本课时对应练习，并预习下一课时内容。

教学反思
本课时主要是了解鲨鱼所处的生活环境及所面临的问题。

通过多媒体展示及教师课堂设计，让学生在愉悦的环境下轻松地掌握了本课时重要语法点及语言知识点。

教学过程中老师的疑问：
教师点评和总结：。